package com.zb.service;

import com.zb.entity.User;
import com.zb.util.PageUtil;

public interface UserService {
	
	public PageUtil<User> getUserPage(Integer index
		);

	
    public void addUser(User u);
	
	public void update(User u);
	
	public void delUser(int id);
	
	public User getUserById(int id);
}
